28801188

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{79}}^1$

素因数の和:162

約数の個数: 144

約数和(自身を含む): 85612800

約数和(自身を除く): 56811612

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 19, 26, 36, 38, 39, 41, 52, 57, 76, 78, 79, 82, 114, 117, 123, 156, 158, 164, 171, 228, 234, 237, 246, 247, 316, 342, 369, 468, 474, 492, 494, 533, 684, 711, 738, 741, 779, 948, 988, 1027, 1066, 1422, 1476, 1482, 1501, 1558, 1599, 2054, 2132, 2223, 2337, 2844, 2964, 3002, 3081, 3116, 3198, 3239, 4108, 4446, 4503, 4674, 4797, 6004, 6162, 6396, 6478, 7011, 8892, 9006, 9243, 9348, 9594, 9717, 10127, 12324, 12956, 13509, 14022, 18012, 18486, 19188, 19434, 19513, 20254, 27018, 28044, 29151, 30381, 36972, 38868, 39026, 40508, 42107, 54036, 58302, 58539, 60762, 61541, 78052, 84214, 91143, 116604, 117078, 121524, 123082, 126321, 168428, 175617, 182286, 184623, 234156, 246164, 252642, 351234, 364572, 369246, 378963, 505284, 553869, 702468, 738492, 757926, 800033, 1107738, 1515852, 1600066, 2215476, 2400099, 3200132, 4800198, 7200297, 9600396, 14400594, 28801188]

約数ペア:

[(1, 28801188), (2, 14400594), (3, 9600396), (4, 7200297), (6, 4800198), (9, 3200132), (12, 2400099), (13, 2215476), (18, 1600066), (19, 1515852), (26, 1107738), (36, 800033), (38, 757926), (39, 738492), (41, 702468), (52, 553869), (57, 505284), (76, 378963), (78, 369246), (79, 364572), (82, 351234), (114, 252642), (117, 246164), (123, 234156), (156, 184623), (158, 182286), (164, 175617), (171, 168428), (228, 126321), (234, 123082), (237, 121524), (246, 117078), (247, 116604), (316, 91143), (342, 84214), (369, 78052), (468, 61541), (474, 60762), (492, 58539), (494, 58302), (533, 54036), (684, 42107), (711, 40508), (738, 39026), (741, 38868), (779, 36972), (948, 30381), (988, 29151), (1027, 28044), (1066, 27018), (1422, 20254), (1476, 19513), (1482, 19434), (1501, 19188), (1558, 18486), (1599, 18012), (2054, 14022), (2132, 13509), (2223, 12956), (2337, 12324), (2844, 10127), (2964, 9717), (3002, 9594), (3081, 9348), (3116, 9243), (3198, 9006), (3239, 8892), (4108, 7011), (4446, 6478), (4503, 6396), (4674, 6162), (4797, 6004)]